#!/usr/bin/env python
# -*- coding:utf-8 -*-
# @FileName  :exchange_var_09.py
# @Time      :2020/6/22 10:27
# @Author    :Administrator

x = input('输入 x 值：')
y = input('输入 y 值：')
print('x={0},y={1}'.format(x, y))
x, y = y, x
print('x={0},y={1}'.format(x, y))
